:root{--bg: oklch(1 0 0);--bg-soft: oklch(.975 .012 155);--surface: oklch(.985 .01 155);--ink: oklch(.22 .03 155);--muted: oklch(.38 .025 155);--line: oklch(.9 .015 155);--primary: oklch(.48 .12 155);--primary-deep: oklch(.36 .1 155);--accent: oklch(.58 .09 220);--hero-ink: oklch(.98 .01 155);--hero-muted: oklch(.9 .02 155);--footer-bg: oklch(.18 .035 155);--footer-ink: oklch(.93 .02 155);--footer-muted: oklch(.72 .03 155);--shadow-cta: 0 14px 40px oklch(.4 .08 155 / .22);--font-display: "Bricolage Grotesque", "Noto Sans SC", system-ui, sans-serif;--font-body: "Noto Sans SC", "Bricolage Grotesque", system-ui, sans-serif;--ease-out: cubic-bezier(.16, 1, .3, 1);--space-section: clamp(4.5rem, 10vw, 8rem);--content: min(72rem, calc(100% - 2.5rem) )}html[data-font=tc]{--font-display: "Bricolage Grotesque", "Noto Sans TC", system-ui, sans-serif;--font-body: "Noto Sans TC", "Bricolage Grotesque", system-ui, sans-serif}html[data-font=ja]{--font-display: "Bricolage Grotesque", "Noto Sans JP", system-ui, sans-serif;--font-body: "Noto Sans JP", "Bricolage Grotesque", system-ui, sans-serif}html[data-font=ko]{--font-display: "Bricolage Grotesque", "Noto Sans KR", system-ui, sans-serif;--font-body: "Noto Sans KR", "Bricolage Grotesque", system-ui, sans-serif}html[data-font=en]{--font-display: "Bricolage Grotesque", system-ui, sans-serif;--font-body: "Bricolage Grotesque", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--bg);line-height:1.65;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}img{max-width:100%;display:block}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:.18em}a:hover{color:var(--primary-deep)}:focus-visible{outline:2px solid var(--primary);outline-offset:3px}.skip-link{position:absolute;left:1rem;top:-4rem;z-index:100;padding:.6rem 1rem;background:var(--ink);color:var(--bg);border-radius:.5rem}.skip-link:focus{top:1rem}.topbar{position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);background:#ffffffc7;border-bottom:1px solid oklch(.9 .015 155 / .7)}.topbar-inner{width:var(--content);margin-inline:auto;min-height:3.75rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}.top-tools{display:flex;align-items:center;gap:clamp(.75rem,2vw,1.25rem)}.lang-switcher{display:inline-flex;align-items:center}.lang-switcher select{-webkit-appearance:none;-moz-appearance:none;appearance:none;min-height:2.1rem;padding:.3rem 1.8rem .3rem .7rem;border:1px solid var(--line);border-radius:.65rem;background:linear-gradient(45deg,transparent 50%,var(--muted) 50%) calc(100% - 12px) calc(50% - 2px) / 5px 5px no-repeat,linear-gradient(135deg,var(--muted) 50%,transparent 50%) calc(100% - 7px) calc(50% - 2px) / 5px 5px no-repeat,#ffffffe6;color:var(--ink);font:inherit;font-size:.86rem;font-weight:500;cursor:pointer}.lang-switcher select:hover{border-color:#92ac9a}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.brand-lockup{display:inline-flex;align-items:center;gap:.55rem;text-decoration:none;color:var(--ink)}.brand-mark{width:2rem;height:2rem;object-fit:cover;border-radius:.45rem;flex-shrink:0}.brand-word{font-family:var(--font-display);font-weight:800;font-size:1.15rem;letter-spacing:-.03em}.top-nav{display:flex;align-items:center;gap:clamp(.75rem,2vw,1.4rem);font-size:.92rem;font-weight:500}.top-nav a{text-decoration:none;color:var(--muted)}.top-nav a:hover{color:var(--ink)}.nav-download{padding:.35rem .8rem;border-radius:999px;background:#00703e1a;background:oklch(.48 .12 155 / .1);color:var(--primary-deep)!important}.hero{position:relative;min-height:min(100svh,56rem);display:grid;align-items:end;overflow:clip;color:var(--hero-ink)}.hero-media{position:absolute;top:0;right:0;bottom:0;left:0}.hero-photo{width:100%;height:100%;object-fit:cover;object-position:58% 42%;transform:scale(1.04);animation:hero-drift 28s var(--ease-out) infinite alternate}.hero-veil{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#0217092e,#00120647 38%,#050c02b8 72%,#000903e6),linear-gradient(90deg,#0012068c,#00120614 55%);background:linear-gradient(180deg,#0217092e,#00120647 38%,#050c02b8 72%,color(xyz 0.001 0.002 0.001 / 0.902)),linear-gradient(90deg,#0012068c,#00120614 55%)}.hero-glow{position:absolute;width:42vmax;height:42vmax;left:-8%;bottom:-18%;border-radius:50%;background:radial-gradient(circle,oklch(.7 .12 155 / .35),transparent 68%);filter:blur(8px);animation:glow-breathe 8s ease-in-out infinite;pointer-events:none}.hero-copy{position:relative;z-index:1;width:var(--content);margin-inline:auto;padding:clamp(3.5rem,10vh,6rem) 0 clamp(3rem,7vh,5rem);max-width:40rem}.hero-brand{margin:0 0 .55rem;font-family:var(--font-display);font-weight:800;font-size:clamp(2.6rem,7vw,4.5rem);line-height:.95;letter-spacing:-.03em;text-wrap:balance;text-shadow:0 10px 40px oklch(.15 .04 155 / .35)}.hero-title{margin:0 0 .85rem;font-family:var(--font-display);font-weight:700;font-size:clamp(1.45rem,3vw,1.95rem);letter-spacing:-.02em;line-height:1.2;text-wrap:balance}.hero-lead{margin:0 0 1.6rem;max-width:34rem;color:var(--hero-muted);font-size:clamp(1rem,1.7vw,1.15rem);line-height:1.7;text-wrap:pretty}.hero-cta{display:flex;flex-direction:column;align-items:flex-start;gap:.7rem;margin-bottom:1rem}.hero-cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:.55rem .75rem}.mac-tip{margin:0;max-width:34rem;font-size:.68rem;line-height:1.45;color:#c7d5cbe0;text-wrap:pretty}.mac-tip code{display:inline;margin-left:.25rem;padding:.12rem .35rem;border-radius:.35rem;background:#0008028c;border:1px solid oklch(1 0 0 / .16);color:#e5f3e9;font-family:ui-monospace,Cascadia Code,SF Mono,Menlo,monospace;font-size:.64rem;word-break:break-all;-webkit-user-select:all;user-select:all}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:3rem;padding:.7rem 1.25rem;border-radius:.85rem;font-weight:600;font-size:.98rem;text-decoration:none;transition:transform .22s var(--ease-out),background .22s var(--ease-out),box-shadow .22s var(--ease-out),border-color .22s var(--ease-out)}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-cta)}.btn-primary:hover{background:var(--primary-deep);color:#fff}.btn-secondary{background:#ffffff1f;color:var(--hero-ink);border:1px solid oklch(1 0 0 / .35);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.btn-secondary:hover{background:#fff3;color:var(--hero-ink)}.btn-quark{min-height:2.7rem;padding:.55rem 1.1rem;border-radius:.8rem;background:#d796282e;color:#faf1dc;border:1px solid oklch(.82 .12 80 / .55);font-size:.92rem;box-shadow:0 8px 22px #6f4e1a2e}.btn-quark:hover{background:#eba94147;color:#fff;border-color:#fad18ab3}.btn-quark-light{background:#fef0d4;color:#5d3904;border:1px solid oklch(.82 .08 80);box-shadow:none}.btn-quark-light:hover{background:#fde4bb;color:#4b2a00;color:oklch(.32 .09 65);border-color:#c99b5a}.btn.is-unavailable{opacity:.55;cursor:not-allowed}.btn.is-unavailable:hover{transform:none}.hero-meta{margin:0;font-size:.88rem;color:#c7d5cbe6}.section{padding:var(--space-section) 0}.section-inner{width:var(--content);margin-inline:auto}.section h2{margin:0 0 .85rem;font-family:var(--font-display);font-weight:750;font-size:clamp(1.85rem,4vw,2.6rem);letter-spacing:-.03em;line-height:1.15;text-wrap:balance}.section-lead{margin:0;max-width:40rem;color:var(--muted);font-size:1.08rem;text-wrap:pretty}.product{background:radial-gradient(ellipse 55% 40% at 0% 8%,oklch(.94 .035 155 / .7),transparent 58%),radial-gradient(ellipse 45% 35% at 100% 55%,oklch(.95 .03 200 / .45),transparent 55%),var(--bg);padding-block:clamp(4rem,9vw,7rem)}.product .section-inner{width:min(76rem,calc(100% - 2.5rem))}.product-intro{max-width:40rem;margin-bottom:clamp(2.75rem,6vw,4.25rem)}.feature-row{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:clamp(1.75rem,4.5vw,3.75rem);align-items:center;margin-bottom:clamp(3.25rem,7vw,5.5rem)}.feature-row:last-child{margin-bottom:0}.feature-row--flip{grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr)}.feature-row--flip .feature-media{order:2}.feature-row--flip .feature-copy{order:1}.feature-media{position:relative;border-radius:1rem;overflow:hidden;background:#eff8f2;box-shadow:0 1px #fffc inset,0 18px 48px #22392a24}.feature-media:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;box-shadow:inset 0 0 0 1px #2e3f3414;pointer-events:none}.feature-media img{width:100%;height:auto}.feature-copy{max-width:28rem;padding-block:.35rem}.feature-copy h3{margin:0 0 .75rem;font-family:var(--font-display);font-weight:750;font-size:clamp(1.55rem,3vw,2.05rem);letter-spacing:-.03em;line-height:1.15;text-wrap:balance}.feature-copy>p{margin:0 0 1.15rem;color:var(--muted);font-size:clamp(1rem,1.5vw,1.08rem);line-height:1.7;text-wrap:pretty}.feature-bullets{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}.feature-bullets li{position:relative;padding-left:1.15rem;color:var(--ink);font-size:.98rem;font-weight:500;line-height:1.45}.feature-bullets li:before{content:"";position:absolute;left:0;top:.55em;width:.45rem;height:.45rem;border-radius:50%;background:var(--primary)}.trust{background:var(--bg-soft)}.trust-panel{padding:clamp(1.75rem,4vw,2.75rem) 0;border-top:2px solid var(--primary);max-width:40rem}.trust-panel h2{margin:0 0 .65rem}.trust-panel p{margin:0;color:var(--muted);font-size:1.08rem;text-wrap:pretty}.trust-points{list-style:none;margin:2rem 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1.25rem,3vw,2rem)}.trust-points li{padding-top:1rem;border-top:1px solid var(--line)}.trust-points h3{margin:0 0 .4rem;font-family:var(--font-display);font-size:1.15rem;font-weight:700;letter-spacing:-.02em}.trust-points p{margin:0;color:var(--muted);text-wrap:pretty}.start{background:linear-gradient(180deg,var(--bg) 0%,oklch(.96 .025 155) 100%)}.steps{list-style:none;margin:2.5rem 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1.5rem,3vw,2.5rem)}.steps li{padding-top:.15rem;border-top:2px solid var(--primary)}.steps h3{margin:.85rem 0 .35rem;font-family:var(--font-display);font-size:1.25rem;font-weight:700;letter-spacing:-.02em}.steps p{margin:0;color:var(--muted)}.start-cta{margin-top:2.5rem;display:flex;flex-wrap:wrap;gap:.75rem}.btn-ink{background:var(--ink);color:#fff}.btn-ink:hover{background:#182f20;color:#fff}.site-footer{position:relative;overflow:clip;color:var(--footer-ink);background:var(--footer-bg);padding:clamp(3.5rem,8vw,5.5rem) 0 clamp(2rem,4vw,2.75rem)}.footer-atmosphere{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 50% 40% at 80% 0%,oklch(.45 .1 155 / .35),transparent 60%),radial-gradient(ellipse 40% 35% at 10% 100%,oklch(.4 .08 220 / .25),transparent 55%);pointer-events:none}.footer-inner{position:relative;width:var(--content);margin-inline:auto}.footer-brand-block{margin-bottom:clamp(2.5rem,5vw,3.5rem);max-width:28rem}.footer-brand{margin:0 0 .4rem;font-family:var(--font-display);font-weight:800;font-size:clamp(2.2rem,5vw,3rem);letter-spacing:-.035em;line-height:1}.footer-tagline{margin:0 0 1rem;color:var(--footer-muted);font-size:1.05rem}.footer-download-line{margin:0;display:flex;flex-wrap:wrap;gap:.45rem .65rem;align-items:center;font-size:.95rem}.footer-download-line a{color:#b3ddc0;font-weight:600;text-decoration:none;border-bottom:1px solid oklch(.86 .06 155 / .45)}.footer-download-line a:hover{color:#fff;border-bottom-color:#fff}.footer-download-line .dot{opacity:.45}.footer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1.5rem,4vw,2.5rem);padding:2rem 0 2.25rem;border-top:1px solid oklch(1 0 0 / .1);border-bottom:1px solid oklch(1 0 0 / .1);max-width:40rem}.footer-qq{margin:1rem 0 0;max-width:11.5rem}.footer-qq img{display:block;width:100%;height:auto;border-radius:.85rem;background:#edf4ef;box-shadow:0 10px 28px #01050259}.footer-qq figcaption{margin:.55rem 0 0;color:var(--footer-muted);font-size:.82rem;line-height:1.4}.footer-heading{margin:0 0 .85rem;font-family:var(--font-display);font-size:.95rem;font-weight:700;letter-spacing:-.01em;color:#fff}.footer-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:.55rem;color:var(--footer-muted);font-size:.94rem}.footer-grid a{color:var(--footer-muted);text-decoration:none}.footer-grid a:hover{color:#fff}.mono{font-family:ui-monospace,Cascadia Code,SF Mono,Menlo,monospace;font-size:.92em;color:#c4e0cc}.footer-bottom{padding-top:1.75rem;display:grid;gap:.55rem}.footer-bottom p{margin:0;font-size:.86rem;color:#819587}.footer-disclaimer{max-width:42rem;line-height:1.6}.hero-enter{opacity:0;transform:translateY(1rem);animation:rise-in .9s var(--ease-out) 80ms forwards}.pet-companion{--pet-face: 1;position:fixed;z-index:45;top:auto;left:auto;right:calc(.75rem + env(safe-area-inset-right,0px));bottom:calc(1rem + env(safe-area-inset-bottom,0px));width:clamp(5.67rem,10.67vw,7.33rem);pointer-events:auto;cursor:grab;touch-action:none;filter:drop-shadow(0 16px 28px oklch(.28 .05 155 / .32));-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}.pet-companion[data-dragging="1"]{cursor:grabbing;z-index:50;transition:none}.pet-hint{position:absolute;left:50%;bottom:calc(100% + .15rem);transform:translate(-50%);margin:0;padding:.28rem .65rem;border-radius:999px;background:#0f1f14e0;color:#f0f7f2;font-size:.72rem;font-weight:600;letter-spacing:.01em;white-space:nowrap;opacity:.92;pointer-events:none;transition:opacity .28s var(--ease-out)}.pet-bubble{position:absolute;left:50%;bottom:calc(100% + .35rem);transform:translate(-50%) translateY(.35rem) scale(.96);margin:0;padding:.45rem .75rem;border-radius:.9rem .9rem .9rem .35rem;background:#f3fbf5;color:var(--ink);border:1px solid oklch(.85 .03 155);box-shadow:0 10px 24px #1d34252e;font-size:.78rem;font-weight:600;line-height:1.35;text-align:center;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .24s var(--ease-out),transform .24s var(--ease-out)}.pet-bubble[data-show="1"]{opacity:1;transform:translate(-50%) translateY(0) scale(1)}.pet-companion:has(.pet-bubble[data-show="1"]) .pet-hint{opacity:0}.pet-companion-glow{position:absolute;top:22%;right:10%;bottom:8%;left:10%;border-radius:50%;background:radial-gradient(circle,oklch(.72 .1 155 / .28),transparent 72%);filter:blur(14px);animation:glow-breathe 8s ease-in-out infinite;pointer-events:none}.pet-sprite{position:relative;width:100%;aspect-ratio:192 / 208;background-image:url(/pet-sprite.webp);background-repeat:no-repeat;background-size:800% 900%;background-position:0% 0%;image-rendering:auto;transform:scaleX(var(--pet-face, 1));transform-origin:center bottom}.pet-companion[data-state=run],.pet-companion[data-state=runRight],.pet-companion[data-state=runLeft]{animation:none}.pet-companion[data-state=jump]:not([data-dragging="1"]){animation:pet-hop 1.7s var(--ease-out) 1}.pet-companion[data-state=wave],.pet-companion[data-state=review]{animation:pet-soft 1.2s var(--ease-out) 1}@keyframes pet-hop{0%,to{translate:0 0}35%{translate:0 -.45rem}70%{translate:0 -.12rem}}@keyframes pet-soft{0%,to{rotate:0deg}40%{rotate:-2deg}70%{rotate:1.2deg}}.reveal{opacity:1;transform:none}.reveal.reveal-js{opacity:0;transform:translateY(1.1rem);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}.reveal.reveal-js.is-visible{opacity:1;transform:none}@supports (animation-timeline: view()){.reveal:not(.reveal-js){animation:rise-in .7s var(--ease-out) both;animation-timeline:view();animation-range:entry 0% cover 28%}}@keyframes hero-drift{0%{transform:scale(1.04) translateZ(0)}to{transform:scale(1.08) translate3d(-1.2%,-.8%,0)}}@keyframes glow-breathe{0%,to{opacity:.65;transform:scale(1)}50%{opacity:1;transform:scale(1.08)}}@keyframes rise-in{0%{opacity:0;transform:translateY(1.25rem)}to{opacity:1;transform:translateY(0)}}@media(max-width:960px){.feature-row,.feature-row--flip{grid-template-columns:1fr;gap:1.35rem}.feature-row--flip .feature-media,.feature-row--flip .feature-copy{order:initial}.feature-copy{max-width:none}}@media(max-width:900px){.pet-companion{right:calc(.5rem + env(safe-area-inset-right,0px));bottom:calc(.75rem + env(safe-area-inset-bottom,0px));left:auto;top:auto;width:clamp(4.67rem,20vw,5.67rem)}.pet-hint{font-size:.66rem}.steps,.trust-points{grid-template-columns:1fr;gap:1.35rem}}@media(max-width:760px){.top-nav a:not(.nav-download){display:none}.lang-switcher select{font-size:.8rem;padding-inline:.55rem 1.6rem}.footer-grid{grid-template-columns:1fr}.hero-copy{max-width:none;padding-right:4.33rem}.btn-quark{width:100%;max-width:22rem}.start-cta .btn{flex:1 1 auto}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero-photo,.hero-glow,.hero-enter,.pet-companion,.pet-companion-glow,.pet-hint,.reveal,.btn{animation:none!important;transition:none!important}.hero-photo,.hero-enter{opacity:1;transform:none}}